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Finding the Fourth Proportional to 1,197.82, 1,796.72 and 332.13

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Solution

The fourth proportional to 1,197.82, 1,796.72 and 332.13 is: 498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.82 : 1,796.72 = 332.13 : x
  2. Step 2: Convert to fraction form
    1,197.82/1,796.72 = 332.13/x
  3. Step 3: Cross multiply
    1,197.82x = 1,796.72 × 332.13
  4. Step 4: Simplify right side
    1,197.82x = 596,744.61
  5. Step 5: Solve for x
    x = 596,744.61/1,197.82
  6. Step 6: Final answer
    x = 498.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.